Added support for notebooks in Autoscale

[rimijoker]

Description

Added support for autoscale on notebooks, previously it could only be run using a python script.
Now it can be run using both script (.py) and notebook(.ipynb).

@hericlesme
#3099(issue)

Type of change

Please mark the options that are relevant.

• Added/Modified tutorials
• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to not work as expected)

Checklist:

• I have added tests for my changes
• I did follow the contribution guidelines
• I have commented my code following Google style.

[review-notebook-app]

Check out this pull request on 

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[codecov]

Codecov Report

Merging #3483 into master will decrease coverage by 0.00%.
The diff coverage is 98.25%.

@@            Coverage Diff             @@
##           master    #3483      +/-   ##
==========================================
- Coverage   94.78%   94.78%   -0.01%     
==========================================
  Files         159      159              
  Lines       17174    17247      +73     
==========================================
+ Hits        16279    16348      +69     
- Misses        895      899       +4     

Impacted Files	Coverage Δ
syft/execution/action.py	91.30% <ø> (ø)
syft/messaging/message.py	93.85% <ø> (ø)
syft/workers/websocket_client.py	58.21% <0.00%> (ø)
test/serde/serde_helpers.py	100.00% <ø> (ø)
syft/workers/base.py	90.76% <89.47%> (+0.17%)	⬆️
syft/exceptions.py	77.91% <100.00%> (ø)
syft/federated/federated_client.py	95.49% <100.00%> (ø)
...orks/torch/tensors/interpreters/additive_shared.py	94.25% <100.00%> (ø)
syft/generic/object.py	93.42% <100.00%> (ø)
syft/generic/object_storage.py	97.22% <100.00%> (ø)
... and 41 more

[monuelo]

LGTM! 🎉 🚀